How a Smartphone Knows Up from Down
Bill takes apart a smartphone and explains how its accelerometer works. He also shares the essential idea underlying the MEMS production of these devices.This video is based on a chapter from the EngineerGuy team's latest book Eight Amazing Engineering Stories.
About Bill Hammack
In his videos and in over 300 radio pieces Bill Hammack has explored the technological world. He's revealed the secrets of his high-tech underwear, explored the mysteries of mood rings, probed the perils of nanotechnology, and examined the threats to privacy from technology. Bill's work reflects a humanistic approach: He emphasizes the human dimension to technology - from the trial, tribulations, and triumphs of inventors and scientists to the effect of technology on our daily lives.
He's a regular commentator for American Public Media's premier business show Marketplace, for Illinois Public Radio via his home station WILL-AM 580, and for Radio National Australia's Science Show.
Many journalism, scientific and engineering organizations have recognized his work. He's received the top awards in science journalism: The National Association of Science Writers Science in Society Award, the American Institute of Physics Science Writing Award, and the American Chemical Society's Grady-Stack Medal.
Bill lives with his wife and three cats in Urbana, Illinois, where he teaches at the University of Illinois. He spent 2005-06 as a U.S. Diplomat working as a Senior Science Adviser at the Department of State.